7x+27=x+45

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Solution for 7x+27=x+45 equation:


Simplifying
7x + 27 = x + 45

Reorder the terms:
27 + 7x = x + 45

Reorder the terms:
27 + 7x = 45 + x

Solving
27 + 7x = 45 + x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-1x' to each side of the equation.
27 + 7x + -1x = 45 + x + -1x

Combine like terms: 7x + -1x = 6x
27 + 6x = 45 + x + -1x

Combine like terms: x + -1x = 0
27 + 6x = 45 + 0
27 + 6x = 45

Add '-27' to each side of the equation.
27 + -27 + 6x = 45 + -27

Combine like terms: 27 + -27 = 0
0 + 6x = 45 + -27
6x = 45 + -27

Combine like terms: 45 + -27 = 18
6x = 18

Divide each side by '6'.
x = 3

Simplifying
x = 3

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